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High humidity in the air caused the destruction of the yellow pigment in the painting of Norwegian artist Edvard Munch’s “the Scream”, scientists have found. About it writes Daily Mail.
An international group of scientists conducted x-ray analysis of the pigment microparticles from the plate and found that part of the yellow cadmium sulfide is oxidized and is destroyed by exposure to high humidity.
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Previously it was believed that a detrimental effect on the picture has a bright light, which work was kept in a dark room and exposed very rarely in low light and fifty percent humidity, but now this version was untenable.
“We found that the effects of light on the picture is minimal. And we are very pleased that our work will help to preserve this masterpiece,” said study co-author Letizia Monico of the Italian National Research Council.
According to scientists, for the nomination of “Scream” on permanent display in the Museum level humidity should not exceed 45%, at the same time, the level of lighting can be left on the standard values for rooms with paintings lightfast inks.
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